<template>
  <div>
    <input type="text"  ref="input">
  </div>
</template>

<script>
import {ref,onMounted} from "vue";

export default {
  setup(){
    const input = ref(null);
    onMounted(() => {
      input.value.focus();
    })

    return{
      input
    }
  }
}
</script>

<style scoped>

</style>